Graf KLARO Easy Notice D'installation page 55

5.9 Installing the holding plate in the SBR basin
5.9.1 Inserting the holding plate
The ventilation, including the concrete weight, is inserted into the tank. The complete holding plate as-
sembly is pushed onto the ventilation downpipe and fitted onto the crossbar. The holding plate is fitted on
the inflow side.
The stainless-steel hose connector with thread is then screwed on to the ventilation downpipe - make sure
to use a Teflon seal.
5.10 Connecting the clear water extraction
The outlet of the clear water lifter is routed into the 90° bend or into the internal sampler.
Connecting clear water lifting without sampler
5.10.1 Connecting the excess sludge lifter
An HT pipe (DN 110, L = 150 mm) is pushed from
the inside to the outside through the seal at the
opening (see Section 4.3) for the sludge return.
5. Installation of the setting-up kit
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Connecting clear water lifting with sampler
The sludge return line is slid into the socket of the
fitted HT pipe.